Automotive electrical systems
More informationAt Global Parts, we offer a wide selection of original used car parts, including automotive electrical systems for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.
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Part no. A9065450401
Fuse Box Mercedes W906 Front Relay Control Unit Electric Module A9065450401
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BMW E87 LCI E90 116i 316i 1.6 Petrol N43 122HP ECU Kit DME CAS3 Key 7579142
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Head Unit BMW F10 F20 F30 Basis Media Navigation Headunit 9357991
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Mini Cooper One R50 R52 R53 JCW Fuse Relay Electrical Box Housing 6906598
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BMW E87 E90 N45 116i 316i 1.6 Petrol Engine ECU DME 7557809 Manual Transmission
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PDC Module BMW F45 X3 F25 Mini F55 F56 Parking Distance Sensor Unit 7938196
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Part no. 6946989-1
BMW Mini Cooper R50 R53 6-Disc CD Changer Multichanger Without Magazine 6946989
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BMW 3 Series E93 Cabrio Airbag Control Unit Module ECU 9159794 65779159794
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BMW F10 F20 F30 Reversing Camera Rear View Control Unit 9350995
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Mini Cooper One R52 Cabrio Body Control Unit Basic Module BCM 6946363
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BMW E90 E91 E92 Professional CCC Navigation System Controller 9170721
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BMW 1 Series F20 F21 Rear Bumper PDC Wiring Loom Harness Cables 7964164
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BMW Mini Cooper One R56 ECU Footwell Light Module High EKS PL3 FRM3R 3455896
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Mini Cooper R55 R56 R60 CAS 3 ECU Control Unit Key Reading Module 9221719
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Part no. 6971958
BMW 3 Series E90 ECU Body Control Module H1 PL2 JBBFE Junction Box 6971958
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BMW X3 E83 2.0d 3.0d Instrument Cluster Speedo Clocks Diesel Manual 3414376
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Part no. 6943822
BMW Mini Cooper R55 R56 R60 CAS 3 ECU Control Unit Key Reading Module 6943822
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Part no. 7239175
BMW 3 Series F30 F80 M3 Battery Cover Trunk Trim Panel Right Boot 7239175
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Part no. rhd-A2075400740-1
Fuse Box Mercedes W204 Battery Terminal Control Unit Module A2075400740
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Part no. A1698700689
Mercedes W169 W245 CD Player Radio Stereo Head Unit A1698700689
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Part no. 7850609
BMW F80 M3 F82 M4 LCI Cable Wheel Acceleration Sensor 7850609
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Part no. A9075450100
Fuse Box Mercedes Sprinter W907 W910 Relay Box Fuse Box Module A9075450100
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Part no. 9114920
BMW Mini Cooper R55 R56 RGB Cabel Radio Display LVDS Cabel CCC KKB 9114920
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BMW 3 Series E90 Radio Professional CD Audio Player Control Unit 9205962
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Part no. 9215954
BMW X5 X6 E70 E71 Negative Battery Cable 9215954 61129215954
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Part no. 9175866
BMW E60 E61 Front Right Door O/S Wiring Cables Harness 9175863
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Part no. 9218086
BMW E81 E87 E90 LCI Top Hifi System Amplifier Logic 7 L7 Harman Becker 9218086
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Part no. 9240351
BMW X5 F20 F21 F30 E70 LCI Trunk Lid Reversing Camera Rear 9240351
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Part no. 6988086
BMW Z4 Series E85 E86 Body Control Unit Module GM5 Star12 LOW Delphi
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Part no. 6976384
BMW X5 E70 Power Distribution Fuse Box Front Control Unit Module 6976384
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Part no. rhd-A2034408932
Mercedes W203 Battery Starter Wiring Harness Cable A2034408932
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Part no. 7620985
Mini Cooper S R56 R57 LCI N18 1.6 184HP ECU Engine Control Unit DME 7620985
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Part no. 9154943
BMW 5 Series E60 LCI Light Control Unit Module LCM LM E6X LWR LEAR 9154943
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Part no. 6989396
BMW 3 5 Series 4 E60 E90 Dashboard Dash Onboard Monitor Display Screen 8.8" CCC
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Part no. 9123042-1
Steering Column Switch BMW E87 E81 E91 Cluster Cruise Control Stalk 9123042
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Part no. 9122432
BMW E60 E61 LCI X5 E70 X6 E71 X3 F25 Rain Light Solar Sensor 9122432
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Part no. 1393415
BMW 3 5 7 Series E36 E38 E90 E91 F10 F11 Change-Over Contact Relay Grey 1393415
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Part no. CC1112B533AB
Ford Transit MK7 Diesel Glow Plug Relay Control Unit Module CC11-12B533-AB
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Part no. 6989156
BMW E65 E66 E67 Rear Bumper PDC Ultrasonic Sensor Titan Silver
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Part no. 6917541
BMW 7 Series E65 E66 E67 Diagnosis Interface Media System MOST Jumper 6917541
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Part no. 3427743
BMW X3 Series E83 Wiring Drivers Side Loom Front Door Cables Right O/S 3427743
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Part no. 9204524
BMW 1 Series E87 LCI Footwell Light Control Module ECU LOW PL2 FRM II 9204524
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Part no. 9147221
BMW E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9147221
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Part no. 6948336
BMW 3 Series E90 E91 E92 E93 Negative Battery Cable Minus Pole IBS 6948336
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Part no. 9234437
BMW F01 F10 F11 LCI IBS Negative Battery Lead Cable 9234437
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Part no. 8586536
BMW F10 F30 F32 LCI 335dX 435dX 535dX N57Z 313HP Control Unit ECU DME 8586536
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Part no. E90 Wiring Loom Set PDC Rear-2
BMW 3 Series 2 E90 E90N E91 E91N LCI Wiring Loom Set PDC Rear Set Complete
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Part no. 9159808-1
BMW E93 Xenon Footwell Light Module Control Unit ECU PL2 FRM II 9159808
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Part no. 9393953
Reversing Camera Module BMW F10 F20 F30 Rear View Unit 9393953
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Part no. A0035464240
Mercedes W906 Distributor Box Battery Cable Unit A0035464240
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Part no. 9293040
BMW 3 4 Series F30 F31 F33 Rear PDC Cables Wiring Loom Harness Set 9293040
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Part no. 9196936
BMW 1 3 Series E87 E90 E91 E92 Seat Control Unit Module ECU 6926371
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Part no. 6990098
BMW X3 E83 LCi AMPLIFIER HIFI SYSTEM LEAR PL2 6990098 65126990098
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Part no. A0035420318
Mercedes-Benz A B E Class W169 W211 W245 Sensor Module ECU A0035420318
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Part no. 9159806
BMW E87 LCI Footwell Light Control Module ECU LOW PL2 FRM II 9159806
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Part no. 2622584
Telephone Control Module BMW F30 F32 F36 Telematics Bluetooth ATM ECE 4G 2622584
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Part no. 7565300-6
BMW E87 E90 N46 120i 320i 150HP Engine Unit ECU kit DME 7565300 CAS3 Key Manual
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Part no. 7575327
BMW Banner AGM 12V Accumulator Battery 90Ah 900A 7575327
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Part no. 3451625
BMW X3 E83 Light Control Unit Module LEAR LM II LWR 3451625
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Part no. 6917552-BRG
Mini R50 R52 R53 Rear PDC Ultrasonic Parking Sensor British Racing Green
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Part no. 9210510-1
BMW E81 E82 E87 LCI E90 Radio Business CD Player Unit 9210510
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Part no. rhd-7529720
BMW 5 Series E60 E61 520i 525i 530i M54 Engine Wiring Loom Harness 7529720
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Part no. 7557395-16
MINI Cooper R50 R52 W10 1.6 Petrol Engine Control Unit ECU DME 7557395 Automatic
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Part no. 9241005
BMW 3 Series E90 LCI Footwell Light Control Module LCM LED Basis 9241005
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Part no. A2038207385
Mercedes W203 ECU Control Unit Crash Impact Sensor Module Air Module A2038207385
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Part no. 4154934
Radio Boost CD Mini R50 R52 R53 Head Unit Audio Player 4154934
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Part no. 9230454-1
BMW 1 Series E88 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9230454
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Part no. 8579420
BMW F07 F10 F11 Alternator Generator 220A Valeo N47N Diesel Engine 8507625
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Part no. 6989105
Parking Sensor BMW E60 E61 Mini R50 PDC Ultrasonic Sensor Schwarz 2 Black - 668
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Part no. 9115661
Mini Cooper One R50 R52 R53 Radio Boost CD Player Unit Head 9115661
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Part no. A0009067702
Alternator Generator Mercedes W204 W207 W212 Engine Diesel 180A 14V A0009067702
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Part no. 9240530-1
BMW E91 LCI Footwell Light Control Module LCM LED Basis FRM3R PL2 9240530
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Part no. 6860962
BMW X3 F25 ECU ICM Control Unit Air Module Bag Safety 6860962 0265020494
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Part no. 8572129
BMW 2 3 Series F22 F30 Diesel N47N Wiring Loom Harness Engine Module 8507896
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Part no. 9166706
BMW 1 Series E87N LCI Light Module LOW LCM Footwell Module PL2 FRM II 9166706
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Part no. 3457031
Mini Cooper R56 LCI Footwell Light Module High EKS ECU PL3 FRM3R Lear 3457031
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Part no. 6956505
BMW E60 E61 E63 E64 Rear Power Distribution Fuse Relay Box 6956505
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Part no. 8686084
BMW F30 LCI F15 G11 G30 Accumulator Battery High Voltage 8610469 8610470
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Part no. A1719010100
Mercedes SLK R171 Heated Heating Seat Control Unit Module A1718201626
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Part no. 9253636
Air Module BMW F10 F11 F13 X3 F25 ECU Control Unit Controller 9253636
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Part no. A9065453001
Mercedes W906 Fuse Box SAM Relay Control Unit Module A9065453001
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Part no. 8570849
BMW F20 F21 F30 F31 LCI 116i 118i 318i B38 Petrol Engine Starter Motor 8570849
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BMW Mini Cooper One R50 R53 R55 R56 R57 Input Cylinder Clutch Control 6758825
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Part no. 3453791
BMW X3 E83 LCI Crash System Control Unit Module ECU 3453791
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Part no. 6939760-COOL
Mini Cooper R50 PDC Ultrasonic Parking Sensor Cool Blue Metallic A27
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Part no. 9224593
BMW 3 Series E93 Xenon Footwell Light Module Control Unit ECU PL2 FRM3R 9224593
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Part no. 9147191
BMW E60 E81 E87 E90 E91 E92 CAS 3 ECU Control Unit Key Reading Module 9147191
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BMW F80 M3 F82 M4 Actuator Drive Exhaust Flap 7851568
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Part no. A1729000402
Seat Control Module Mercedes A172 A190 A197 A207 A231 ECU Unit A1729000402
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Part no. 9168833
BMW E60 E60N E63 E63N Body Control Module ECU Control Unit 9168833
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Part no. A2098202126
Mercedes C209 Door Control Module Front Left N/S A2098201926
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Part no. 7521122
BMW E60 E65 E70 E87 E90 F10 F20 F30 N52 N53 Petrol Engine Starter Motor 7521122
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Part no. 9381101
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9381101
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Part no. A1699000700
Mercedes A B Class W169 W245 Door Control Module Front Right O/S A1699000700
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Part no. rhd-A0051510101
Mercedes-Benz W202 W203 W208 W220 M112 M113 Engine Starter Motor A0051510101
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Part no. 6972678
BMW 1 3 Series E81 E87 E90 Hands-free Electronics Charging Module MULF 6972678
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Part no. A0141542702
Alternator Mercedes Vito W639 Sprinter W906 Generator 14V 120A Bosch A0141542702
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Part no. 6952665
BMW 5 6 Series E60 E63 E64 Body Control Module ECU Control Unit 6952665
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Part no. 9329701
BCM Module BMW F20 F21 F30 F31 F32 Body Control Unit Module REM V2 9329701
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Key components of vehicle electrical systems
Original electrical parts for popular car brands
A car's electrical system is a complex system responsible for many key functions—from engine starting to lighting and on-board electronics. Modern cars are equipped with increasingly advanced electrical solutions that not only improve driving comfort but also enhance safety. At the Global Parts automotive store you will find a wide range of used car parts , such as alternators, starters, batteries, control modules and other automotive electrical systems that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini and many others.
How does a car's electrical system work?
A car's electrical system is a complex system that consists of several key components that work together to ensure the vehicle's reliable operation:
- Battery accessories – Includes clamps, cables, holders and other components necessary for battery installation and maintenance.
- Electronic control modules and controllers – They control and manage the operation of various vehicle systems, such as the engine, air conditioning and ABS.
- Alternators and generators – Responsible for generating electricity and charging the battery while the engine is running.
- Parts for alternators and generators – Including voltage regulators, brushes and bearings that ensure proper operation of the alternator.
- Starters – Key components of the starting system that enable the engine to be started.
- Starter parts – Including bendixes, rotors and solenoids necessary for the proper operation of the starter.
- Batteries – They store the electrical energy necessary to start the engine and power on-board systems.
- Wires, harnesses and connectors – They transmit energy and electrical signals between various vehicle systems.
- Fuses and fuse boxes – Protect the electrical system against overloads and short circuits.
- Relays – They control the flow of current in individual electrical circuits of the vehicle. A functioning electrical system is the basis for the reliability of your car, regardless of operating conditions.
Key technical parameters of electrical systems
Each of these components has specific technical parameters that determine its compatibility with the vehicle. For example, alternators installed in mid-range cars (e.g., Volkswagen Passat B6) typically have a capacity of 90 A to 140 A, while luxury vehicles (e.g., Mercedes S-Class) require alternators with a capacity exceeding 180 A. Starter motors vary in torque and operating voltage – the standard is 12 V, while 24 V starters are used in heavy-duty vehicles.
Why is it worth taking care of your car's electrical system?
Regular maintenance and replacement of electrical system components is key to reliability and road safety. Faulty components can lead to:
- Problems starting the engine.
- Failure of safety systems such as ABS or airbags.
- Decreased efficiency of on-board equipment, e.g. lighting or air conditioning. At the Global Parts store we offer original used car parts , which have undergone detailed quality tests, ensuring their full functionality.
Symptoms of electrical system disruptions
In practice, electrical faults manifest themselves in a variety of ways. Drivers most often notice: dimming lights when parked, difficulty starting the engine, a voltage drop on the on-board computer, or air conditioning malfunctions. The table below presents typical correlations:
| Symptom | Possible cause | Item to check |
|---|---|---|
| Difficulty starting the engine | Worn out starter or battery | Starter motor, battery |
| Dimming the lights | Inefficient alternator | Alternator, voltage regulator |
| Electric windows not working | Damaged relays or harness | Relays, wires |
How to choose the right parts for your electrical system?
When choosing parts for the electrical system, such as alternators, starters or control modules, it is worth paying attention to:
- Vehicle-specific fit – Every car make and model requires specific specifications. At Global Parts, you'll find parts that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini, and many more .
- Technical condition – All used parts we offer are thoroughly checked to ensure their reliability.
- Technical parameters – For example, alternators should have appropriate current output, adapted to the needs of your vehicle.
Compatibility and fit
The selection of electrical parts is based primarily on OEM part numbers, but matching them to specific parameters is equally important, including current, voltage, and the number of connector pins. For example, the 120A alternator used in the Audi A4 B7 differs significantly from the 150A version installed in the Audi A6 C6 . Therefore, using manufacturer catalogs or providing the VIN makes finding the right component much easier.
Why choose used electrical parts?
Purchase of used car parts This solution allows you to combine savings with quality. Why choose it?
- Lower costs – Used alternators, starters and other parts are cheaper than new ones, but offer the same high quality.
- Ecology – You support recycling and reduce waste by choosing used car parts .
- Wide range – We offer electrical parts for the most popular car brands, so you can easily find what you need.
How to take care of your car's electrical system?
To ensure your electrical system operates reliably for years, it is worth remembering a few rules:
- Regularly check the battery condition and charge level.
- Take care of your cables and connectors – corrosion or damage can lead to voltage drops and failures.
- Monitor the operation of the alternator and starter – early detection of problems will help avoid more serious breakdowns. If you have any problems, you will find the right car parts at Global Parts that will help restore your vehicle to full working order.
Step-by-step control procedures
- Measure the battery voltage with a multimeter – the resting value should be approximately 12.6 V.
- Check the charging voltage with the engine running – the correct range is 13.8–14.5 V.
- Assess the condition of the wires and terminals – lack of corrosion and a firm seat are essential.
- If in doubt, check the quiescent current consumption – it should not exceed 0.05–0.08 A.
FAQ - Frequently asked questions about electrical systems in cars
| Question | Answer |
|---|---|
| What is a car electrical system? | This is a set of components responsible for powering and controlling all electrical functions in the car – from engine starting to multimedia. |
| What is an alternator for in a car? | The alternator generates electrical current when the engine is running and charges the battery. |
| What is the difference between a starter and an alternator? | The starter motor is used solely to start the engine, while the alternator is responsible for generating energy while driving. |
| How to check if the battery is working? | Just measure its voltage – a healthy battery should have approximately 12.6 V at rest and maintain a voltage above 10 V during cranking. |
| What are the most common symptoms of car electrical failure? | Problems starting the engine, flashing warning lights, power windows not working or dimming lights. |
| Do electrical parts from one model fit another? | Sometimes yes, but the key is to match it by VIN or OEM number – this guarantees compatibility. |
| How often should you check your electrical system? | It is worth performing basic diagnostics (battery, alternator) at least once a year or before a long trip. |
Summary: Automotive electrical systems at Global Parts Automotive Store
Automotive electrical systems are the foundation of the reliability and comfort of every modern vehicle. By choosing the right parts, such as alternators, batteries, and control modules, you can ensure your car's full operational efficiency. The Global Parts automotive store invites you to browse our wide selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , or others, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .